Throughout Mushoku Tensei Jobless Reincarnation, fans have witnessed a rollercoaster in terms of Rudeus' growth as a character. In some situations, it seems clear that he has grown and changed, yet at other times he seems to be the same old problematic Rudy. However, in the biggest moment of Season 2 so far, Rudeus truly stepped up and showed how much he has undeniably grown as a person.
Source:https://www.cbr.com/mushoku-tensei-sylphiettes-big-reveal-proves-rudeus-really-has-changed/